While it's not entirely clear what ticked off the "Come & Get It" singer, we're pretty sure that she wants anything Biebs-related is off limits.

The two, who initially split up in November of last year and again in May, have been spotted together since but sources tell E! News that they're not attempting to rekindle their romance.

"They are trying to maintain a friendship," one source said.

Speculation of a reunion went into high gear in early July after Bieber posted a pic of himself and Gomez on Instagram celebrating Independence Day together with a simple message reading, "#heartbreaker."

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